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Commit aebea935 authored by Peter Zijlstra's avatar Peter Zijlstra Committed by Thomas Gleixner
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parisc: Provide atomic_{or,xor,and} 



Implement atomic logic ops -- atomic_{or,xor,and}.

These will replace the atomic_{set,clear}_mask functions that are
available on some archs.

Signed-off-by: default avatarPeter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent ddb7573f

arch/parisc/include/asm/atomic.h

+9 −0
Original line number Diff line number Diff line
@@ -126,6 +126,12 @@ static __inline__ int atomic_##op##_return(int i, atomic_t *v) \ 
ATOMIC_OPS(add, +=)

ATOMIC_OPS(sub, -=)



#define CONFIG_ARCH_HAS_ATOMIC_OR



ATOMIC_OP(and, &=)

ATOMIC_OP(or, |=)

ATOMIC_OP(xor, ^=)



#undef ATOMIC_OPS

#undef ATOMIC_OP_RETURN

#undef ATOMIC_OP
@@ -185,6 +191,9 @@ static __inline__ s64 atomic64_##op##_return(s64 i, atomic64_t *v) \ 


ATOMIC64_OPS(add, +=)

ATOMIC64_OPS(sub, -=)

ATOMIC64_OP(and, &=)

ATOMIC64_OP(or, |=)

ATOMIC64_OP(xor, ^=)



#undef ATOMIC64_OPS

#undef ATOMIC64_OP_RETURN